Home / 93,960.12-129,681.54-56,234.28

Finding the Fourth Proportional to 93,960.12, 129,681.54 and 56,234.28

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Solution

The fourth proportional to 93,960.12, 129,681.54 and 56,234.28 is: 77,613.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,960.12 : 129,681.54 = 56,234.28 : x
  2. Step 2: Convert to fraction form
    93,960.12/129,681.54 = 56,234.28/x
  3. Step 3: Cross multiply
    93,960.12x = 129,681.54 × 56,234.28
  4. Step 4: Simplify right side
    93,960.12x = 7,292,548,031.19
  5. Step 5: Solve for x
    x = 7,292,548,031.19/93,960.12
  6. Step 6: Final answer
    x = 77,613.23

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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.