Home / 93,875.35-129,543.02-53,587.51

Finding the Fourth Proportional to 93,875.35, 129,543.02 and 53,587.51

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Solution

The fourth proportional to 93,875.35, 129,543.02 and 53,587.51 is: 73,947.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,875.35 : 129,543.02 = 53,587.51 : x
  2. Step 2: Convert to fraction form
    93,875.35/129,543.02 = 53,587.51/x
  3. Step 3: Cross multiply
    93,875.35x = 129,543.02 × 53,587.51
  4. Step 4: Simplify right side
    93,875.35x = 6,941,887,365.93
  5. Step 5: Solve for x
    x = 6,941,887,365.93/93,875.35
  6. Step 6: Final answer
    x = 73,947.93

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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.