Home / 99,225.33-136,927.02-58,938.03

Finding the Fourth Proportional to 99,225.33, 136,927.02 and 58,938.03

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Solution

The fourth proportional to 99,225.33, 136,927.02 and 58,938.03 is: 81,332.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,225.33 : 136,927.02 = 58,938.03 : x
  2. Step 2: Convert to fraction form
    99,225.33/136,927.02 = 58,938.03/x
  3. Step 3: Cross multiply
    99,225.33x = 136,927.02 × 58,938.03
  4. Step 4: Simplify right side
    99,225.33x = 8,070,208,812.57
  5. Step 5: Solve for x
    x = 8,070,208,812.57/99,225.33
  6. Step 6: Final answer
    x = 81,332.14

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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.