Home / 113,547.40-156,689.13-62,550.11

Finding the Fourth Proportional to 113,547.40, 156,689.13 and 62,550.11

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Solution

The fourth proportional to 113,547.40, 156,689.13 and 62,550.11 is: 86,315.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,547.40 : 156,689.13 = 62,550.11 : x
  2. Step 2: Convert to fraction form
    113,547.40/156,689.13 = 62,550.11/x
  3. Step 3: Cross multiply
    113,547.40x = 156,689.13 × 62,550.11
  4. Step 4: Simplify right side
    113,547.40x = 9,800,922,062.21
  5. Step 5: Solve for x
    x = 9,800,922,062.21/113,547.40
  6. Step 6: Final answer
    x = 86,315.69

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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.