Home / 93,710.16-129,323.10-53,423.18

Finding the Fourth Proportional to 93,710.16, 129,323.10 and 53,423.18

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Solution

The fourth proportional to 93,710.16, 129,323.10 and 53,423.18 is: 73,725.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,710.16 : 129,323.10 = 53,423.18 : x
  2. Step 2: Convert to fraction form
    93,710.16/129,323.10 = 53,423.18/x
  3. Step 3: Cross multiply
    93,710.16x = 129,323.10 × 53,423.18
  4. Step 4: Simplify right side
    93,710.16x = 6,908,851,249.46
  5. Step 5: Solve for x
    x = 6,908,851,249.46/93,710.16
  6. Step 6: Final answer
    x = 73,725.74

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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.