Home / 86,341.02-129,526.65-39,598.62

Finding the Fourth Proportional to 86,341.02, 129,526.65 and 39,598.62

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Solution

The fourth proportional to 86,341.02, 129,526.65 and 39,598.62 is: 59,404.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,341.02 : 129,526.65 = 39,598.62 : x
  2. Step 2: Convert to fraction form
    86,341.02/129,526.65 = 39,598.62/x
  3. Step 3: Cross multiply
    86,341.02x = 129,526.65 × 39,598.62
  4. Step 4: Simplify right side
    86,341.02x = 5,129,076,593.22
  5. Step 5: Solve for x
    x = 5,129,076,593.22/86,341.02
  6. Step 6: Final answer
    x = 59,404.86

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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.