Home / 59,688.40-89,532.60-38,693.20

Finding the Fourth Proportional to 59,688.40, 89,532.60 and 38,693.20

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Solution

The fourth proportional to 59,688.40, 89,532.60 and 38,693.20 is: 58,039.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,688.40 : 89,532.60 = 38,693.20 : x
  2. Step 2: Convert to fraction form
    59,688.40/89,532.60 = 38,693.20/x
  3. Step 3: Cross multiply
    59,688.40x = 89,532.60 × 38,693.20
  4. Step 4: Simplify right side
    59,688.40x = 3,464,302,798.32
  5. Step 5: Solve for x
    x = 3,464,302,798.32/59,688.40
  6. Step 6: Final answer
    x = 58,039.80

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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.