Home / 72,582,783.60-108,874,175.40-62,729,036.40

Finding the Fourth Proportional to 72,582,783.60, 108,874,175.40 and 62,729,036.40

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Solution

The fourth proportional to 72,582,783.60, 108,874,175.40 and 62,729,036.40 is: 94,093,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,582,783.60 : 108,874,175.40 = 62,729,036.40 : x
  2. Step 2: Convert to fraction form
    72,582,783.60/108,874,175.40 = 62,729,036.40/x
  3. Step 3: Cross multiply
    72,582,783.60x = 108,874,175.40 × 62,729,036.40
  4. Step 4: Simplify right side
    72,582,783.60x = 6,829,572,111,686,585
  5. Step 5: Solve for x
    x = 6,829,572,111,686,585/72,582,783.60
  6. Step 6: Final answer
    x = 94,093,554.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.