Home / 125,516.79-173,204.93-74,526.89

Finding the Fourth Proportional to 125,516.79, 173,204.93 and 74,526.89

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Solution

The fourth proportional to 125,516.79, 173,204.93 and 74,526.89 is: 102,842.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,516.79 : 173,204.93 = 74,526.89 : x
  2. Step 2: Convert to fraction form
    125,516.79/173,204.93 = 74,526.89/x
  3. Step 3: Cross multiply
    125,516.79x = 173,204.93 × 74,526.89
  4. Step 4: Simplify right side
    125,516.79x = 12,908,424,085.86
  5. Step 5: Solve for x
    x = 12,908,424,085.86/125,516.79
  6. Step 6: Final answer
    x = 102,842.21

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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.