Home / 155,488.90-233,085.56-60,779.80

Finding the Fourth Proportional to 155,488.90, 233,085.56 and 60,779.80

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Solution

The fourth proportional to 155,488.90, 233,085.56 and 60,779.80 is: 91,111.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,488.90 : 233,085.56 = 60,779.80 : x
  2. Step 2: Convert to fraction form
    155,488.90/233,085.56 = 60,779.80/x
  3. Step 3: Cross multiply
    155,488.90x = 233,085.56 × 60,779.80
  4. Step 4: Simplify right side
    155,488.90x = 14,166,893,719.69
  5. Step 5: Solve for x
    x = 14,166,893,719.69/155,488.90
  6. Step 6: Final answer
    x = 91,111.93

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1.5x scale

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.