Home / 67,802.40-93,602.52-52,661.16

Finding the Fourth Proportional to 67,802.40, 93,602.52 and 52,661.16

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Solution

The fourth proportional to 67,802.40, 93,602.52 and 52,661.16 is: 72,699.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,802.40 : 93,602.52 = 52,661.16 : x
  2. Step 2: Convert to fraction form
    67,802.40/93,602.52 = 52,661.16/x
  3. Step 3: Cross multiply
    67,802.40x = 93,602.52 × 52,661.16
  4. Step 4: Simplify right side
    67,802.40x = 4,929,217,282.12
  5. Step 5: Solve for x
    x = 4,929,217,282.12/67,802.40
  6. Step 6: Final answer
    x = 72,699.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.