Home / 126,547.45-174,639.13-69,962.47

Finding the Fourth Proportional to 126,547.45, 174,639.13 and 69,962.47

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Solution

The fourth proportional to 126,547.45, 174,639.13 and 69,962.47 is: 96,550.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,547.45 : 174,639.13 = 69,962.47 : x
  2. Step 2: Convert to fraction form
    126,547.45/174,639.13 = 69,962.47/x
  3. Step 3: Cross multiply
    126,547.45x = 174,639.13 × 69,962.47
  4. Step 4: Simplify right side
    126,547.45x = 12,218,185,461.06
  5. Step 5: Solve for x
    x = 12,218,185,461.06/126,547.45
  6. Step 6: Final answer
    x = 96,550.23

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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.