Home / 83,088.10-124,547.10-40,903.30

Finding the Fourth Proportional to 83,088.10, 124,547.10 and 40,903.30

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Solution

The fourth proportional to 83,088.10, 124,547.10 and 40,903.30 is: 61,313.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,088.10 : 124,547.10 = 40,903.30 : x
  2. Step 2: Convert to fraction form
    83,088.10/124,547.10 = 40,903.30/x
  3. Step 3: Cross multiply
    83,088.10x = 124,547.10 × 40,903.30
  4. Step 4: Simplify right side
    83,088.10x = 5,094,387,395.43
  5. Step 5: Solve for x
    x = 5,094,387,395.43/83,088.10
  6. Step 6: Final answer
    x = 61,313.08

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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.