Home / 157,329.04-216,901.80-152,436.88

Finding the Fourth Proportional to 157,329.04, 216,901.80 and 152,436.88

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Solution

The fourth proportional to 157,329.04, 216,901.80 and 152,436.88 is: 210,157.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,329.04 : 216,901.80 = 152,436.88 : x
  2. Step 2: Convert to fraction form
    157,329.04/216,901.80 = 152,436.88/x
  3. Step 3: Cross multiply
    157,329.04x = 216,901.80 × 152,436.88
  4. Step 4: Simplify right side
    157,329.04x = 33,063,833,658.38
  5. Step 5: Solve for x
    x = 33,063,833,658.38/157,329.04
  6. Step 6: Final answer
    x = 210,157.22

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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.